ET EXPLOIT Possible Microsoft Support Diagnostic Tool Exploitation Inbound (CVE-2022-30190)

Query · suricata

flow:from_server,established;
file.data; bsize:>4095;
content:"location.href"; nocase;
pcre:"/^\s*=\s*[\x22\x27]\s*ms-msdt\x3a/Ri";
content:"ms-msdt|3a|"; fast_pattern; nocase;
Raw source ET EXPLOIT Possible Microsoft Support Diagnostic Tool Exploitation Inbound (CVE-2022-30190) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT Possible Microsoft Support Diagnostic Tool Exploitation Inbound (CVE-2022-30190)";
    flow:from_server,established;
    file.data; bsize:>4095;
    content:"location.href"; nocase;
    pcre:"/^\s*=\s*[\x22\x27]\s*ms-msdt\x3a/Ri";
    content:"ms-msdt|3a|"; fast_pattern; nocase;
    reference:cve,2022-30190;
    classtype:attempted-user;
    sid:2036726; rev:2;
    metadata:attack_target Server, created_at 2022_05_31, cve CVE_2022_30190, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2022_05_31, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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